Update semver to the latest version 🚀

[greenkeeper]

The devDependency semver was updated from 5.6.0 to 5.7.0.

This version is not covered by your current version range.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

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[codecov]

Codecov Report

Merging #2031 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2031   +/-   ##
=======================================
  Coverage   92.58%   92.58%           
=======================================
  Files         189      189           
  Lines       11244    11244           
  Branches     1634     1634           
=======================================
  Hits        10410    10410           
  Misses        834      834

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[greenkeeper]

• The devDependency semver was updated from 5.6.0 to 6.0.0.

Update to this version instead 🚀

Commits

The new version differs by 5 commits.

• 5fb517b 6.0.0
• 3e1d016 changelog for v6
• 673e820 fix: Improve performance of isSatisfiable function
• 9b8e961 fix: Fix non-satisfiable ranges so they no longer intersect with anything
• 8473d65 fix: Fix Range intersects algorithm

See the full diff